12444724Q0012_Attach_1_BrandName_or_EqualSpecs_5Jul24.pdf

35 Ton Lowboy Trailer Brand Name or Equal Specifications

Brand Name “or Equal” to Wallace 35 Ton Lowboy Trailer Model: PLBT35-2

Contract Scope – The intent of this specification is to define the requirements for a 35 ton lowboy trailer for the purpose of transporting heavy equipment to include dozers, tractor plow units, excavators, farm tractors and other equipment as needed by the US Forest Service. The completed lowboy trailers shall meet all applicable Federal and State DOT requirements in place at the time of manufacture.

All materials, parts and assemblies shall be new and of current manufacture. Workmanship, fabrication, assembly and finished appearance shall be of the highest quality and in conformance with standard manufacturing practices. Examples of poor workmanship that will not be accepted include but not limited to, grinding marks or gouges that penetrate into the structural components, joints that are not square, unfilled joints and warped or uneven floors.

D.1.0 ~~ Trailer Capacity

a) Capacity: Minimum 35 tons at highway speed with weight concentrated in any ten feet area of the deck including directly behind gooseneck.

b) Documentation of 2.5 minimum safety factor – bidder required to submit calculations on the main load carrying beams of the platform and the gooseneck with their proposal.

D.1.1 ~~ Trailer Dimensions

a) Capacity: Minimum 35 tons at highway speed, weight concentrated in any ten feet area of the deck including directly behind gooseneck

b) Deck length – 25’ +/- 6 inches

c) Platform width- 8’ 6” +0”/- 1”

d) Length of Trailer: 38 to 40 feet

e) Ground clearance to bottom of beavertail – 18” minimum to 20”maximum

f) Platform height- maximum 36” +/- 1/2” ground to top of frame when loaded

g) King Pin to center line of rear axle is a minimum of 411 inches

D.1.2 ~~ Trailer Frame Construction

a) Frame type – I-beam minimum steel strength of 80,000 lbs. or 18” @ 55 Lbs. Per Ft

b) Pierced Beam Construction

c) Min. 6” I Beam cross members on 24” spacing

d) Main trailer frame, bogie and gooseneck shall be constructed from I-beam and continuously welded on both sides, top and bottom with top & lower flange ¾”x 8” bar with minimum ground clearance of 18”.

e) Outer rail to be continuous I-beam, NO SPLICING, with a height of 12” minimum with a ½”x 3” flat bar on top and lower flange

f) Lashing rings – 10 per side total 5”X5”, two per side of gooseneck 5”x 5”

g) All Welds shall meet American Welding Society Standards (AWS).

h) Rear deck strength - **Rear deck to withstand rear loading of concentrated maximum load of 70,000 lbs.

D.1.3 ~~ Gooseneck

a) Full width Gooseneck – Minimum of 1/4” Metal in gooseneck bottom

D.1.3.1 ~~ Gooseneck Dimensions

a) King pin – SAE heat treated 2” STD. with 13” kingpin setting

b) Minimum 87” swing clearance

c) Min. 3.0’ or 45 degree transition from gooseneck to deck

D.1.3.2 ~~ Gooseneck Height

a) Gooseneck height – sufficient height to accommodate a fifth wheel height of 48-52 inches

D.1.4 ~~ Trailer Deck

a) Floor shall be 2” hardwood installed length wise on the deck and raised 3/4“

b) Flooring to be coated with seal, NOT painted

c) Rear deck to withstand rear loading of a maximum concentrated load of 70,000 lbs.

d) Chain Storage boxes to be located and plated with a minimum of ¼” plate

D.1.5 ~~ Beavertail

a) Minimum of .25 inch thick steel floor plate on beavertail with traction aids 3/4”x 3/4”x36” steel bar stock on 12” centers

b) Ground clearance to bottom of beavertail when fully loaded shall be 18” +/- 1”

c) Beaver tail length shall be 4’ minimum with a 13.5 Degree Load Angle

d) Beaver tail width – same as platform width - 8’ 6” +0/- 1”

D.1.6 ~~ Ramps

a) To be on same loading angle as beavertail and constructed from 10” channel @ 15.3 lb./ft. with at least one cross beam for every 2’ of ramp length for added support.

b) Ramps to be all steel construction with 3/8”x2”x2” angle iron on 8” centers for traction.

c) Not to exceed 8’ length

d) Electric/hydraulic powered with controls

e) Ramps bottoms open so that mud and debris won’t collect on them.

f) Hydraulic cylinder lugs attached to rear of trailer made of 1” minimum plate and gusseted to trailer for extra strength.

g) Two lugs required on bumper per cylinder.

h) Operator controls located driver side within 6’ of first axle as is practical

i) Ramp hinge pin lugs to be fabricated of 1” minimum plate and two lugs required left and right side per each ramp.

j) Ramps to be 36” wide +/- 1 inch and on 60” centers. Ramps are to be power up - free flow down.

k) Bumper constructed of 12”channel at 20.7 lbs./ft.

D.1.7 ~~ Hydraulic Tank

a) Must be mounted in goose neck of the trailer

b) Must be protected with a minimum ¼ inch plate shield and be accessible

D.1.8 ~~ Suspension

a) 3 leaf spring, 25,000 lb. capacity per axle. UM/US Type

b) Suspension ground clearance – 6” minimum

c) Wheel wells – shall be covered with bolster between wheels, ¾” x ¾”X 36” traction bars on 12” center.

d) Bogie deck shall be 1/4” metal and extend the full width of the trailer. Bogie Height

40 ”

D.1.7.1 Brakes

a) Shall be air actuated all wheels 16 ½” x 7” minimum brake boosters situated behind and above each axle

b) Parking Break required on one Axle.

c) ABS required.

D.1.8 ~~ Parking Supports

a) Shall be a roll up type landing gear.

b) Base to be 12” diameter or 12” square for use in soft soil (maximize ground clearance in up position not to extend below main frame)

c) 50,000 Lb. min. capacity

D.1.9 ~~ Lights

a) 12 volt electrical system

b) LED Lights

c) Must meet DOT requirements; sealed system, wiring in conduit and mounted in rubber grommets.

d) Additional mid-span turn signals included.

e) The rear lighting shall be located in both the ramps and trailer bumper to include brake, signal and reverse lights.

f) Work Lights shall be rubber mounted in each ramp. Work Lights shall also be located on side rail in front of axles in a mounting bracket that will allow them to be positioned to see the side and back of the trailer as needed. The work lights shall have an on/off switch located in a protected area near the front of the trailer.

D.1.10 ~~ Axles

a) Two 25,000 lbs. minimum capacity each

b) The axle track width shall be 71.5 inches.

D.1.11 ~~ Wheels

a) ten stud, unimount disc type with Stemco or CR seals

b) Rims – 22.5 x 8.25

c) Tires – 9 ea. 255/70R 22.5 – radial load range “H”

d) Spare rim – with tire included

D.1.12 ~~ Paint

a) All metal components shall be primed and painted with two coats of gloss black paint suitable for metal surfaces before flooring is installed. Paint shall be touched up after floor has been installed

D.1.13 ~~ Manuals

a) Vendor shall furnish two complete copies of operators and/or parts manuals with the delivered unit

b) Vendor shall furnish a complete copy of the warranty information with each delivered unit.

D.1.14 ~~ Warranty

a) Minimum One Year free from material and workmanship defects on the entire unit with a Five year warranty on all structural members. 100% parts and labor with no deductible or cap.